Historical clue formulations

• Ending with Louis — 2020-09-23
• Collector's suffix — 2015-07-16
• Suffix with Edward — 2014-02-28
• Bibliophile's suffix — 2009-07-22
• Collector's suffix — 2009-02-10
• Suffix for a collection — 2008-11-30
• Collector's suffix — 2005-01-02
• Bibliophile's suffix — 2000-09-24